Showing 1 - 20 results of 9,473 for search '', query time: 0.10s Refine Results
  1. 1
    Mineral resources in Permian rocks of southwest Montana /
    by Swanson, Roger Warren, 1914-
    Published 1970
    Get full text
    Government Document eBook
  2. 2
    Approval of Concordia hand and trip lamp for mines.
    Published 1922
    Connect to the full text of this electronic document
    Government Document eBook
  3. 3
    Use of geophone in locating compressed-air leaks.
    Published 1922
    Connect to the full text of this electronic document
    Government Document eBook
  4. 4
    Underground hygiene and sanitation.
    Published 1922
    Connect to the full text of this electronic document
    Government Document eBook
  5. 5
    New instrument for sampling aerial dust.
    Published 1922
    Connect to the full text of this electronic document
    Government Document eBook
  6. 6
    Explosion-proof electrical equipment.
    Published 1922
    Connect to the full text of this electronic document
    Government Document eBook
  7. 7
    Additions, removals, and changes in permissible list of explosives from Mar. 15 to Sept. 30, inc., 1922.
    Published 1922
    Connect to the full text of this electronic document
    Government Document eBook
  8. 8
    Geology and mineral resources of Paraguay - a reconnaissance /
    Get full text
    Government Document eBook
  9. 9
    Kyanite, sillimanite, and andalusite deposits of the southeastern states /
    Get full text
    Government Document eBook
  10. 10
    Geology and ore deposits of the Belo Horizonte, Ibirité, and Macacos quadrangles, Minas Gerais, Brazil /
    by Pomerene, Joel B.
    Published 1964
    Get full text
    Government Document eBook
  11. 11
    Geology and mineral resources of the Pico de Itabirito district, Minas Gerais, Brazil /
    Get full text
    Government Document eBook
  12. 12
    Geology and mineral resources of the Barão de Cocais area, Minas Gerais, Brazil /
    by Simmons, George Clarke, 1923-
    Published 1968
    Get full text
    Government Document eBook
  13. 13
    Geology and ore deposits of the Alegria District, Minas Gerais, Brazil /
    Get full text
    Government Document eBook
  14. 14
    Mining on Federal Lands : Hardrock Minerals.
    Published 2007
    Connect to the full text of this electronic book
    eBook
  15. 15
    Public land laws of Philippine Islands in force and effect July 1, 1920.
    Published 1920
    Connect to the full text of this electronic document
    Government Document eBook
  16. 16
    Internal revenue laws of Philippine Islands in force and effect July 1, 1921.
    Published 1921
    Connect to the full text of this electronic document
    Government Document eBook
  17. 17
    Spatial analysis of geochemical and geologic information from the Tonopah 1° x 2° quadrangle, Nevada /
    Get full text
    Government Document eBook
  18. 18
    Mineral resources of the Holy Cross Wilderness Area, Eagle, Pitkin, and Lake Counties, Colorado /
    by Wallace, Alan R.
    Published 1989
    Get full text
    Government Document eBook
  19. 19
    Metalliferous lode deposits of Alaska : an inventory of the mines and prospects of Alaska and their geologic settings /
    Get full text
    Government Document eBook
  20. 20
    Mineral belts in western Sierra County, New Mexico, suggested by mining districts, geology, and geochemical anomalies /
    Get full text
    Government Document eBook
Search Tools: RSS Feed – Email Search